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HWY VIADUCT ST over HWY NORTHERN AVE

Map

Coordinates:
+42.34998, -71.04164
42°20'60" N, 71°02'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY VIADUCT ST over HWY NORTHERN AVE
Structure number:B161974X5MPANBI
Location:AT WORLD TRADE CENTER
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:51.8 ft. [15.8 m]
Total length:113.2 ft. [34.5 m]
Roadway width between curbs:42.3 ft. [12.9 m]
Deck width edge-to-edge:60.7 ft. [18.5 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:Other State Agencies [21]
Year built:1915
Historic significance:Historical significance is not determinable at this time [4]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:700 [as of 1997]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:81.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,647,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2016FairSatisfactoryFairFair70081.9
December 2011FairSatisfactoryFairSatisfactory70081.9
September 2009FairSatisfactoryFairSatisfactory70081.9
December 2007FairSatisfactorySatisfactorySatisfactory70092.9
February 2005FairSatisfactorySatisfactorySatisfactory70081.8
April 2001FairSatisfactorySatisfactorySatisfactory70081.8
September 1994FairFairFairSatisfactory70070.4